Sander



FIG. 1 is a perspective view of a sander showing my new design;

FIG. 2 is a front elevational view showing the design for the sander of FIG. 1;

FIG. 3 is a rear elevational view showing the design for the sander of FIG. 1;

FIG. 4 is right side elevational view showing the design for the sander of FIG. 1;

FIG. 5 is a left side elevational view showing the design for the sander of FIG. 1;

FIG. 6 is a top elevational view showing the design for the sander of FIG. 1; and,

FIG. 7 is a bottom elevational view showing the design for the sander of FIG. 1.

The broken lines shown FIG. 7 represent portions of the sander that form no part of the claimed design. 

The ornamental design for a sander, as shown and described. 